112202333231221 has 2 divisors, whose sum is σ = 112202333231222. Its totient is φ = 112202333231220.

The previous prime is 112202333231213. The next prime is 112202333231257. The reversal of 112202333231221 is 122132333202211.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 61927298972100 + 50275034259121 = 7869390^2 + 7090489^2 .

It is a cyclic number.

It is not a de Polignac number, because 112202333231221 - 2³ = 112202333231213 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 112202333231221.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (112202333231201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 56101166615610 + 56101166615611.

It is an arithmetic number, because the mean of its divisors is an integer number (56101166615611).

Almost surely, 2^{112202333231221} is an apocalyptic number.

It is an amenable number.

112202333231221 is a deficient number, since it is larger than the sum of its proper divisors (1).

112202333231221 is an equidigital number, since it uses as much as digits as its factorization.

112202333231221 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5184, while the sum is 28.

Adding to 112202333231221 its reverse (122132333202211), we get a palindrome (234334666433432).

The spelling of 112202333231221 in words is "one hundred twelve trillion, two hundred two billion, three hundred thirty-three million, two hundred thirty-one thousand, two hundred twenty-one".